Chatto vs Linen

Comparing two open source alternatives to Slack and Discord. Use the comparison below to decide which one fits your needs.

Chatto

AGPL-3.0

A self-hosted chat application for teams and communities with video calls, voice calls, and screen sharing.

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Linen

AGPL-3.0

Lightweight, Google-searchable open source Slack and Discord alternative designed for online communities.

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Side-by-side comparison

	Chatto	Linen
License	AGPL-3.0	AGPL-3.0
Self-hostable	Yes	Yes
GitHub Stars	2,827	2,774
Forks	135	109
Open Issues	223	136
Last Commit	Oct 8, 2026	Dec 9, 2024
First Released	Apr 8, 2026	Feb 15, 2022
Categories	Team Chat & Messaging Tools	Team Chat & Messaging Tools
Tags	#chat #collaboration #self hosted #privacy	—

GitHub stars over time

Chatto2,827

Linen

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